A kind of intelligent solar photovoltaic junction box based on Internet of Things
Technical field
This utility model relates to a kind of junction box for photovoltaic module, is specifically related to a kind of intelligent solar photovoltaic junction box based on Internet of Things.
Background technology
Solar-energy photo-voltaic cell (PV Cell) is for being converted directly into electric energy the luminous energy of the sun, ground photovoltaic system uses the silicon solar cell with silicon as substrate in a large number, silicon solar cell is divided into monocrystal silicon, polysilicon, non-crystal silicon solar cell, in terms of the combination property such as energy conversion efficiency and service life, monocrystalline silicon battery and polycrystal silicon cell are better than amorphous silicon battery, and polycrystal silicon cell is lower than monocrystalline silicon battery conversion efficiency, but cheaper.
According to application demand, by solaode through being assembled into one group of photovoltaic cell and rated power and rated voltage can be exported, form photovoltaic module, according to photovoltaic plant size and scale, photovoltaic module can form the array varied in size, photovoltaic module uses high efficiency monocrystal silicon or polysilicon photovoltaic cells, high transmission rate safety glass, TPT, anticorrosive aluminum closes many frames, the materials such as rosette, use vacuum lamination process and the welding procedure manufacture of advanced person, even if also can guarantee that long service life in the harshest environment, the installation of photovoltaic module sets up very convenient, the back side of photovoltaic module is provided with a common waterproof junction box, can be connected with external circuit very easily by it, so to each solar module, the service life of more than 20 years can be ensured.
And photovoltaic module plate is for a long time in outdoor application, large-scale power station system major part uses in the heat such as remote mountain areas, plateau according to sufficient place, every cell panel uses series-parallel system to be exported by power supply by common rosette, expose to the weather for a long time and easily covered by foreign body above cell panel, the current/voltage causing photovoltaic module plate to send is unstable, as whole electrical network is caused instability and burning by area conference, in solar panel, battery is the most sensitive to temperature, as long as temperature rises battery efficiency and will decline.
Utility model content
Goal of the invention: in order to overcome the deficiencies in the prior art, this utility model provides a kind of intelligent solar photovoltaic junction box based on Internet of Things.
Technical scheme: for solving above-mentioned technical problem, a kind of intelligent solar photovoltaic junction box based on Internet of Things of the present utility model, including four line rosettees and two line rosettees, described four line rosettees include a positive pole input line, a negative pole input line, a positive pole output lead and a negative pole output lead, described two line rosettees include that a positive pole output lead and a negative pole output lead, described four line rosettees and two line rosettees are connected by cable;
Described four line rosettees and two line junction box are equipped with management control system, wireless telecommunication system, power-supply management system and automatic monitoring system, described automatic monitoring system is connected with described wireless telecommunication system, described wireless telecommunication system is connected with described management control system, and described power-supply management system is connected with described management control system, wireless telecommunication system and automatic monitoring system respectively.
Further, described second rosette includes that upper cover plate and base, described upper cover plate and described base are quadrilateral structure, described upper cover plate and base engagement and connect;
Described upper cover plate four limit is equipped with draw-in groove, is embedded in sealing ring above described upper cover plate;
Described base four limit is equipped with the projection that the draw-in groove being provided with described upper cover plate four limit matches, and the draw-in groove on described upper cover plate four limit is connected with the male cooperation on described base four limit, and the sealing ring that described upper cover plate is embedded in is tightly connected with described base;
nullSide, described base top is provided with positive pole input connector,Described base top opposite side is provided with negative pole input connector,Described positive pole input connector is connected by the first cable fixing seal screw with described base,Described negative pole input connector is connected by the second cable fixing seal screw with described base,Side, described base bottom is provided with positive pole out connector,Described base bottom opposite side is provided with negative pole out connector,Described positive pole out connector is positioned at immediately below described positive pole input connector,Described negative pole out connector is positioned at immediately below described negative pole input connector,Described positive pole out connector is connected by the first output cord fixing seal screw with described base,Described negative pole out connector is connected by the second output cord fixing seal screw with described base,Described base bottom is arranged over positive terminal at described positive pole out connector,Described base bottom is arranged over negative terminal at described negative pole out connector,Described positive terminal and described negative terminal are all connected with described power control system.
Further, described four line rosettees include box body and upper cover, and described upper cover side is fixing with described box body side to be connected;
nullSide, described box body top is provided with the first positive pole input connector,Described box body top opposite side is provided with the first negative pole input connector,Described first positive pole input connector and described first negative pole input connector are all bolted with described box body,Side, described box body bottom is provided with the first positive pole out connector,Described box body bottom opposite side is provided with the first negative pole out connector,Described first positive pole out connector is connected by the 3rd output cord fixing seal screw with described box body,Described first negative pole out connector is connected by the 4th output cord fixing seal screw with described box body,Described box body is internally located at described first positive pole out connector and is arranged over the first anode connection terminal,Described box body is internally located at described first negative pole out connector and is arranged over the first negative pole connection terminal,Described first anode connection terminal and the first negative pole connect terminal and are all connected with described power control system.
Beneficial effect: this utility model compared with the prior art, has the advantage, that
Common rosette in the market is connected in Intelligent wiring box by this utility model by cable, controlled by the management of management control system, wireless telecommunication system, power-supply management system and automatic monitoring system in Intelligent wiring box again, preferably manage the safety of every solar module.
Accompanying drawing explanation
Fig. 1 is the upper cover plate side view of A money Intelligent wiring box of the present utility model.
Fig. 2 is the upper cover plate front view of A money Intelligent wiring box of the present utility model.
Fig. 3 is the base side figure of A money Intelligent wiring box of the present utility model.
Fig. 4 is the understructure schematic diagram of A money Intelligent wiring box of the present utility model.
Fig. 5 is the population structure schematic diagram of B money Intelligent wiring box of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described.
nullA kind of based on Internet of Things the intelligent solar photovoltaic junction box that this practicality proposes,Including four line rosettees and two line rosettees,Described four line rosettees include a positive pole input line、A piece negative pole input line、A piece positive pole output lead and a negative pole output lead,Described two line rosettees include a positive pole output lead and a negative pole output lead,Described four line rosettees and two line rosettees are connected by cable,Described four line rosettees and described two line junction box are equipped with management control system、Wireless telecommunication system、Power-supply management system and automatic monitoring system,Described automatic monitoring system is connected with described wireless telecommunication system,Described wireless telecommunication system is connected with described management control system,Described power-supply management system respectively with described management control system、Wireless telecommunication system and automatic monitoring system connect automatically tests the temperature identifying and controlling photovoltaic module particular by automatic monitoring system、Electric current、Voltage、The information such as power and generated energy,Find that photovoltaic module abnormal information is automatically switched off photovoltaic module and generates electricity by wireless telecommunication system again,And by wireless telecommunication system notice management control system or mobile terminal、Terminal processes,Avoid causing heavy losses,Generating information and the real-time status of cell panel of the photovoltaic module in whole power station can be collected by the rosette that the utility model proposes.
The four line rosettees that the utility model proposes are Intelligent wiring box, this four lines rosette can use two kinds of styles of A, B, wherein A money four line rosette is as shown in Figure 1,2,3, 4, A money four line rosette includes upper cover plate 1 and base 2, described upper cover plate 1 is quadrilateral structure with described base 2, and described upper cover plate 1 and base 2 are connected;
Described upper cover plate 1 four limit is equipped with draw-in groove 100, is embedded in sealing ring 101 above described upper cover plate 1;
Described base 2 four limit is equipped with the projection 200 that the draw-in groove 100 being provided with described upper cover plate 1 four limit matches, the draw-in groove 100 on described upper cover plate 1 four limit is connected with the projection 200 on described base 2 four limit, and the sealing ring 101 that described upper cover plate 1 is embedded in is tightly connected with described base 2;
nullSide, described base 2 top is provided with positive pole input connector 201,Described base 2 top opposite side is provided with negative pole input connector 202,Described positive pole input connector 201 is connected by the first cable fixing seal screw 203 with described base 2,Described negative pole input connector 202 is connected by the second cable fixing seal screw 204 with described base 2,Side, described base 2 bottom is provided with positive pole out connector 205,Described base 2 bottom opposite side is provided with negative pole out connector 206,Described positive pole out connector 205 is positioned at immediately below described positive pole input connector 201,Described negative pole out connector 206 is positioned at immediately below described negative pole input connector 202,Described positive pole out connector 205 is connected by the first output cord fixing seal screw 207 with described base 2,Described negative pole out connector 206 is connected by the second output cord fixing seal screw 208 with described base 2,Described base 2 bottom is arranged over positive terminal 209 at described positive pole out connector 205,Described base 2 bottom is arranged over negative terminal 210 at described negative pole out connector 206,Described positive terminal 209 and described negative terminal 210 are all connected with described power control system;
B money four line rosette is as it is shown in figure 5, B money four line rosette includes box body 3 and upper cover 4, and described upper cover 4 side is fixing with described box body 3 side to be connected;
nullSide, described box body 3 top is provided with the first positive pole input connector 300,Described box body 3 top opposite side is provided with the first negative pole input connector 301,Described first positive pole input connector 300 and described first negative pole input connector 301 are all bolted with described box body 3,Side, described box body 3 bottom is provided with the first positive pole out connector 302,Described box body 3 bottom opposite side is provided with the first negative pole out connector 303,Described first positive pole out connector 302 is connected by the 3rd output cord fixing seal screw 304 with described box body 3,Described first negative pole out connector 303 is connected by the 4th output cord fixing seal screw 305 with described box body 3,Described box body 3 is internally located at described first positive pole out connector 302 and is arranged over the first anode connection terminal 306,Described box body 3 is internally located at described first negative pole out connector 303 and is arranged over the first negative pole connection terminal 307,Described first anode connection terminal 306 and the first negative pole connect terminal 307 and are all connected with described power control system.
The above is only preferred implementation of the present utility model; it is noted that, for those skilled in the art; on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.